feat: add websocket and analytics

app/(app)/notifications/page.tsx

@@ -19,11 +19,13 @@ import Link from "next/link";
 import { Bell } from "lucide-react";
 import { useAuth } from "@/components/auth/auth-provider";
 import { useAuthGate } from "@/components/auth/auth-gate";
+import { useNotifications } from "@/components/notifications/notifications-provider";
 import { notifications, type AppNotification } from "@/lib/social";
 
 export default function NotificationsPage() {
   const { user, loading } = useAuth();
   const { requireAuth } = useAuthGate();
+  const { lastEventAt, clearUnread } = useNotifications();
   const router = useRouter();
 
   const [items, setItems] = useState<AppNotification[]>([]);
@@ -42,7 +44,9 @@ export default function NotificationsPage() {
     };
   }, [loading, user, requireAuth, router]);
 
-  // Load the feed + mark everything read once we have a user.
+  // Load the feed + mark everything read once we have a user, and again
+  // whenever a realtime notification arrives while the page is open
+  // (lastEventAt bumps). Marking read here also clears the header badge.
   useEffect(() => {
     if (!user) return;
     let cancelled = false;
@@ -57,13 +61,16 @@ export default function NotificationsPage() {
       .catch(() => {
         if (!cancelled) setState("error");
       });
-    notifications.markAllRead().catch(() => {
-      /* non-critical */
-    });
+    notifications
+      .markAllRead()
+      .then(() => clearUnread())
+      .catch(() => {
+        /* non-critical */
+      });
     return () => {
       cancelled = true;
     };
-  }, [user]);
+  }, [user, lastEventAt, clearUnread]);
 
   if (loading || !user) {
     return (